基于双模接收机的地面数字电视广播无线覆盖系统设计  

Design of Terrestrial Digital TV Broadcasting Wireless Coverage System Based on Dual Mode Receiver

作　　者：刘耀昱 LIU Yaoyu(Wuhai Culture,Radio and Television Development Center,Wuhai 016000,China)

机构地区：[1]乌海市文化广电事业发展中心,内蒙古乌海016000

出　　处：《通信电源技术》2022年第16期54-56,共3页Telecom Power Technology

摘　　要：为了有效提高地面数字电视广播无线覆盖性能,在研究技术原理的基础上,探讨基于双模接收机的无线覆盖系统建设方案设计、实施与测试,深入研究基于单频网的组网模式、信号路径、接收能力以及功能分配等优化方法,并详细分析系统前置、系统配置、发射参数设置以及无线覆盖性能的关系。In order to effectively improve the wireless coverage performance of terrestrial digital TV broadcasting,based on the research of technical principles,this paper discusses the design,implementation and test of the wireless coverage system construction scheme based on dual-mode receiver,and deeply studies the optimization problems such as networking mode,signal path,receiving capacity and function allocation based on single frequency network,and analyzes in detail the configuration of the system front-end system.The relationship between transmission parameter setting and wireless coverage performance has certain reference significance.

关 键 词：双模接收 框架设计 无线覆盖 

分 类 号：TN92[电子电信—通信与信息系统]